﻿#region License
// 
//     MIT License
//
//     CoiniumServ - Crypto Currency Mining Pool Server Software
//     Copyright (C) 2013 - 2017, CoiniumServ Project
//     Hüseyin Uslu, shalafiraistlin at gmail dot com
//     https://github.com/bonesoul/CoiniumServ
// 
//     Permission is hereby granted, free of charge, to any person obtaining a copy
//     of this software and associated documentation files (the "Software"), to deal
//     in the Software without restriction, including without limitation the rights
//     to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//     copies of the Software, and to permit persons to whom the Software is
//     furnished to do so, subject to the following conditions:
//     
//     The above copyright notice and this permission notice shall be included in all
//     copies or substantial portions of the Software.
//     
//     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//     IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//     AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//     LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//     OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
//     SOFTWARE.
// 
#endregion

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using CoiniumServ.Utils.Platform;
using Serilog;

namespace CoiniumServ.Utils.Helpers
{
    public static class FileHelpers
    {
        public static string AssemblyRoot
        {
            get { return AppDomain.CurrentDomain.BaseDirectory; }
        }

        public static string GetAbsolutePath(string file)
        {
            var path = Path.Combine(AssemblyRoot, file); // first get the path as *unix paths.

            if (PlatformManager.Framework == Frameworks.DotNet) // if we are running on windows,
                path = path.Replace('/', '\\'); // replace to windows-native paths.

            return path;
        }

        public static List<string> GetFilesByExtension(string directory, string expectedExtension)
        {
            var files = new List<string>(); // Store results in the file results list.

            try
            {
                var topDir = GetAbsolutePath(directory);
                var dirInfo = new DirectoryInfo(topDir);

                files.AddRange(from fileInfo in dirInfo.GetFiles()
                    where string.Compare(fileInfo.Extension, expectedExtension, StringComparison.OrdinalIgnoreCase) == 0
                    select string.Format("{0}/{1}", directory, fileInfo.Name));
            }
            catch (DirectoryNotFoundException e)
            {
                Log.Error("Directory not found: {0:l}", e.Message);
            }

            return files;
        }
    }
}